Synonyms and Antonyms of fantastic
- a fantastic scheme for getting rich quick
absurd, bizarre, crazy, fanciful, foolish, insane, nonsensical, preposterous, unreal, wild
implausible, inconceivable, incredible, unbelievable, unimaginable, unthinkable
bizarro, curious, eccentric, far-out, funny, kinky, kooky (also kookie), odd, outlandish, out-of-the-way, outré, peculiar, quaint, queer, queerish, quirky, screwy, strange, wacky (also whacky), way-out, weird
farcical, laughable, ludicrous, ridiculous
off the wall [slang]
- to European explorers, the Far East was a fantastic land filled with unimaginable riches
bizarro, exotic, glamorous (also glamourous), marvelous (or marvellous), outlandish, romantic, strange
- a science fiction writer who can conjure up fantastic worlds and make them seem as real as our own
chimerical (also chimeric), fabulous, fanciful, fantasied, fictional, fictitious, ideal, imaginal, imaginary, imagined, invented, made-up, make-believe, mythical (or mythic), notional, phantasmal, phantasmic, phantom, pretend, unreal, visionary